About galantamine
Acetylcholinesterase inhibitor
Used for
- Treats symptoms of mild to moderate Alzheimer’s disease
Usual adult dose
Usually 4 mg twice daily initially; gradually increased, typically to 8–12 mg twice daily as tolerated.
Common side effects
- Nausea, vomiting, or diarrhoea
- Dizziness or headache
- Reduced appetite or weight loss
- Slow heartbeat or fainting
Important warnings
- May cause fainting, especially with slow heartbeat or heart conduction problems.
- Use caution with stomach ulcers, seizures, asthma, or urinary obstruction.
- Can increase stomach acid and bleeding risk, particularly with anti-inflammatory pain medicines.
- Do not stop or restart after a break without medical guidance.
Pregnancy
Use during pregnancy only when clearly needed; human safety information is limited.
Breastfeeding
Breastfeeding safety is uncertain; discuss potential risks with a healthcare professional.
Interactions
- Other cholinesterase inhibitors or anticholinergic medicines
- Medicines that slow heart rate, such as beta blockers or digoxin
- Strong CYP2D6 or CYP3A4 inhibitors, including paroxetine or ketoconazole
- Nonsteroidal anti-inflammatory medicines, which may increase stomach bleeding
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.